1 files changed, 33 insertions, 0 deletions
diff --git a/dom/script/ScriptTrace.cpp b/dom/script/ScriptTrace.cpp
new file mode 100644
index 0000000000..8e29381e4e
--- /dev/null
+++ b/dom/script/ScriptTrace.cpp
@@ -0,0 +1,33 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "ScriptTrace.h"
+#include "mozilla/AsyncEventDispatcher.h"
+#include "mozilla/StaticPrefs_dom.h"
+
+namespace mozilla {
+namespace dom {
+namespace script {
+
+static nsresult TestingDispatchEvent(nsIScriptElement* aScriptElement,
+                                     const nsAString& aEventType) {
+  if (!StaticPrefs::dom_expose_test_interfaces()) {
+    return NS_OK;
+  }
+
+  nsCOMPtr<nsINode> target(do_QueryInterface(aScriptElement));
+  if (!target) {
+    return NS_OK;
+  }
+
+  RefPtr<AsyncEventDispatcher> dispatcher = new AsyncEventDispatcher(
+      target, aEventType, CanBubble::eYes, ChromeOnlyDispatch::eNo);
+  return dispatcher->PostDOMEvent();
+}
+
+}  // namespace script
+}  // namespace dom
+}  // namespace mozilla